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Old November 12, 2012, 01:37 PM   #23
Senior Member
Join Date: April 6, 2008
Location: West Michigan
Posts: 663
I believe some scopes use plastic "glass", and some use glass. I also believe glass is optically superior to plastic, even polycarbonate in regard to light transmission. Does anyone know if makers of high end scopes use glass instead of plastic?
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